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["Cook pasta, drain and set aside.", "Cut chicken into 3/4"" pieces, set aside.", "Heat oil in large skillet over medium-high heat. Add green onions and garlic, saute 3 minutes.", "Add chicken, salt and pepper. Saute for 9-12 minutes, stirring occasionally.", "Add pasta, set aside.", "Melt butter in saucepan, add flour and cayenne pepper. Add broth and milk all at once. Stir over medium heat until thick and bubbly.", "Add mustard and lemon juice to white sauce while still hot. Immediately toss with pasta and chicken to mix. If it's not quite thick enough, turn the heat up for 3-4 minutes, then let it stand for a few."]
